/*
 * Copyright (C) 2004 NNL Technology AB
 * Visit www.infonode.net for information about InfoNode(R) 
 * products and how to contact NNL Technology AB.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, 
 * MA 02111-1307, USA.
 */

// $Id: InternalDockingUtil.java,v 1.28 2009/02/05 15:57:55 jesper Exp $
package com.supermap.desktop.ui.docking.internalutil;

import java.awt.Container;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.ArrayList;
import java.util.Map;

import javax.swing.AbstractButton;
import javax.swing.JPopupMenu;

import com.supermap.desktop.ui.docking.DockingWindow;
import com.supermap.desktop.ui.docking.RootWindow;
import com.supermap.desktop.ui.docking.TabWindow;
import com.supermap.desktop.ui.docking.View;
import com.supermap.desktop.ui.docking.action.DockingWindowAction;
import com.supermap.desktop.ui.docking.properties.WindowTabButtonProperties;
import com.supermap.desktop.ui.docking.util.DockingUtil;
import com.supermap.desktop.ui.docking.util.ViewMap;

import net.infonode.properties.propertymap.PropertyMap;
import net.infonode.util.IntList;
import net.infonode.util.Printer;

/**
 * @author $Author: jesper $
 * @version $Revision: 1.28 $
 */
public class InternalDockingUtil {
	private InternalDockingUtil() {
	}

	public static final int DEFAULT_BUTTON_ICON_SIZE = 10;

	public static void getViews(DockingWindow window, ArrayList views) {
		if (window == null)
			return;
		else if (window instanceof View)
			views.add(window);
		else {
			for (int i = 0; i < window.getChildWindowCount(); i++)
				getViews(window.getChildWindow(i), views);
		}
	}

	public static IntList getWindowPath(DockingWindow window) {
		return getWindowPath(window, IntList.EMPTY_LIST);
	}

	/**
	 * Returns the window located at <tt>windowPath</tt>.
	 *
	 * @param relativeToWindow the window the path is relative to
	 * @param windowPath the window path
	 * @return the window located at <tt>windowPath</tt>
	 */
	public static DockingWindow getWindow(DockingWindow relativeToWindow, IntList windowPath) {
		return windowPath.isEmpty() ? relativeToWindow : windowPath.getValue() >= relativeToWindow.getChildWindowCount() ? null : getWindow(
				relativeToWindow.getChildWindow(windowPath.getValue()), windowPath.getNext());
	}

	private static IntList getWindowPath(DockingWindow window, IntList tail) {
		DockingWindow parent = window.getWindowParent();
		return parent == null ? tail : getWindowPath(parent, new IntList(parent.getChildWindowIndex(window), tail));
	}

	public static void addDebugMenuItems(JPopupMenu menu, final DockingWindow window) {
		menu.add("Dump Tree").addActionListener(new ActionListener() {
			@Override
			public void actionPerformed(ActionEvent e) {
				dump(window, new Printer());
			}
		});
	}

	public static void dump(DockingWindow window, Printer printer) {
		DockingWindow parent = window.getWindowParent();

		String clName = window.getClass().getName();

		printer.println(clName.substring(clName.lastIndexOf('.') + 1) + ", " + System.identityHashCode(window) + " ("
				+ (parent == null ? "null" : String.valueOf(System.identityHashCode(parent))) + "), '" + window.getTitle() + "', "
				+ (window.isVisible() ? "visible" : "not visible") + ", " + (window.isMaximized() ? "maximized" : "not maximized") + ", "
				+ (window.getChildWindowCount() > 0 ? ":" : ""));

		if (window.getChildWindowCount() > 0) {
			printer.beginSection();

			for (int i = 0; i < window.getChildWindowCount(); i++) {
				if (window.getChildWindow(i) == null)
					printer.println("null");
				else
					dump(window.getChildWindow(i), printer);
			}

			printer.endSection();
		}
	}

	public static RootWindow createInnerRootWindow(View[] views) {
		RootWindow rootWindow = DockingUtil.createRootWindow(new ViewMap(views), true);
		rootWindow.getRootWindowProperties().getWindowAreaProperties().setBackgroundColor(null);
		rootWindow.getRootWindowProperties().getWindowAreaShapedPanelProperties().setComponentPainter(null);
		rootWindow.getRootWindowProperties().getComponentProperties().setBackgroundColor(null);
		rootWindow.getRootWindowProperties().getComponentProperties().setBorder(null);
		return rootWindow;
	}

	public static boolean updateButtons(ButtonInfo[] buttonInfos, AbstractButton[] buttons, Container container, DockingWindow window, PropertyMap map,
			Map changes) {
		boolean updateContainer = false;

		for (int i = 0; i < buttonInfos.length; i++) {
			WindowTabButtonProperties p = new WindowTabButtonProperties(buttonInfos[i].getProperty().get(map));
			DockingWindowAction action = p.getAction();
			Map propertyChanges = changes == null ? null : (Map) changes.get(p.getMap());
			boolean visible = p.isVisible() && action != null && action.getAction(window).isEnabled();

			if ((buttons[i] == null || (propertyChanges != null && propertyChanges.containsKey(WindowTabButtonProperties.FACTORY))) && p.getFactory() != null
					&& action != null) {
				buttons[i] = p.getFactory().createButton(window);
				buttons[i].setFocusable(false);
				buttons[i].addActionListener(action.getAction(window).toSwingAction());
				updateContainer = true;
			}

			if (buttons[i] != null) {
				buttons[i].setToolTipText(p.getToolTipText());
				buttons[i].setIcon(p.getIcon());
				buttons[i].setVisible(visible);
			}
		}

		if (updateContainer && container != null) {
			container.removeAll();

			for (int j = 0; j < buttonInfos.length; j++) {
				if (buttons[j] != null)
					container.add(buttons[j]);
			}
		}

		return updateContainer;
	}

	public static void addToRootWindow(DockingWindow window, RootWindow rootWindow) {
		if (rootWindow == null)
			return;

		DockingWindow w = rootWindow.getWindow();

		if (w == null)
			rootWindow.setWindow(window);
		else if (w instanceof TabWindow)
			((TabWindow) w).addTab(window);
		else
			rootWindow.setWindow(new TabWindow(new DockingWindow[] { w, window }));
	}
}
